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96d7229d LM |
1 | /* Wrapper implementation for waitpid for GNU/Linux (LWP layer). |
2 | ||
3666a048 | 3 | Copyright (C) 2001-2021 Free Software Foundation, Inc. |
96d7229d LM |
4 | |
5 | This file is part of GDB. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 3 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
19 | ||
268a13a5 | 20 | #include "gdbsupport/common-defs.h" |
b006a80e | 21 | |
125f8a3d GB |
22 | #include "linux-nat.h" |
23 | #include "linux-waitpid.h" | |
268a13a5 | 24 | #include "gdbsupport/gdb_wait.h" |
d744f0f9 | 25 | #include "gdbsupport/eintr.h" |
96d7229d | 26 | |
8d06918f | 27 | /* See linux-waitpid.h. */ |
d632a097 | 28 | |
8d06918f | 29 | std::string |
d632a097 PA |
30 | status_to_str (int status) |
31 | { | |
d632a097 PA |
32 | if (WIFSTOPPED (status)) |
33 | { | |
34 | if (WSTOPSIG (status) == SYSCALL_SIGTRAP) | |
31aceaef SM |
35 | return string_printf ("%s - %s (stopped at syscall)", |
36 | strsigno (SIGTRAP), strsignal (SIGTRAP)); | |
d632a097 | 37 | else |
31aceaef SM |
38 | return string_printf ("%s - %s (stopped)", |
39 | strsigno (WSTOPSIG (status)), | |
8d06918f | 40 | strsignal (WSTOPSIG (status))); |
d632a097 PA |
41 | } |
42 | else if (WIFSIGNALED (status)) | |
31aceaef SM |
43 | return string_printf ("%s - %s (terminated)", |
44 | strsigno (WTERMSIG (status)), | |
8d06918f | 45 | strsignal (WTERMSIG (status))); |
d632a097 | 46 | else |
8d06918f | 47 | return string_printf ("%d (exited)", WEXITSTATUS (status)); |
d632a097 PA |
48 | } |
49 | ||
4a6ed09b | 50 | /* See linux-waitpid.h. */ |
96d7229d LM |
51 | |
52 | int | |
53 | my_waitpid (int pid, int *status, int flags) | |
54 | { | |
d744f0f9 | 55 | return gdb::handle_eintr (-1, ::waitpid, pid, status, flags); |
96d7229d | 56 | } |